District
TX-18
TX-18 · Texas
Explore ZIP codes in U.S. House district TX-18 — in Texas — 26 ZIP codes — 756,591 residents. Population, income, and housing at a glance.
ZIP codes
26
Population
756,591
State
Texas
Median household income (avg.)
$64,925
Average home value
$217,533
Where is congressional district TX-18?
Congressional District TX-18 includes 26 indexable ZIP codes in Texas on US5, with a combined ZIP-area population of about 756,591.
Larger population clusters inside this district include Houston, TX. Open any ZIP below for full demographics, housing, schools, and nearby services.
The most populous ZIP currently listed for TX-18 is 77396 (about 58,893 residents).
Income and housing in TX-18
Across ZIPs with income data in TX-18, the average median household income is about $64,925 — about 14% below the U.S. median ($75,149).
Average median home value across those ZIPs is about $217,533.
On this page’s income ranking, ZIP 77010 is near the top at about $183,681.
What is a U.S. House district?
Congressional districts are the geographic units that elect members of the U.S. House of Representatives. District TX-18 is one of Texas's seats in the House; boundaries are redrawn after each decennial Census.
District lines are not the same as ZIP codes, cities, counties, area codes, or TV markets. A single ZIP can touch more than one district at the edges, and US5 maps each published ZIP to a primary district code for browseability.
How to use this TX-18 page
US5 joins published ZIP profiles to congressional district codes so you can scan the district as a list of postal codes with population, income, and housing — then open any ZIP for maps, schools, commute, and climate context.
This is a place-based research view, not a voter roll, campaign tool, or live election results feed. Counts can change when geography publishes update.
ZIP codes in TX-18
| ZIP | City | County | State | Population | Income | Home value |
|---|---|---|---|---|---|---|
| 77396 | Houston | Harris County | TX | 58,893 | $76,506 | $234,100 |
| 77088 | Houston | Harris County | TX | 54,115 | $52,549 | $173,900 |
| 77040 | Houston | Harris County | TX | 50,446 | $67,254 | $224,200 |
| 77064 | Houston | Harris County | TX | 48,924 | $85,318 | $234,600 |
| 77338 | Houston | Harris County | TX | 47,335 | $68,808 | $222,900 |
| 77073 | Houston | Harris County | TX | 43,684 | $72,271 | $206,700 |
| 77090 | Houston | Harris County | TX | 41,843 | $48,196 | $235,500 |
| 77066 | Houston | Harris County | TX | 38,315 | $83,545 | $217,500 |
| 77014 | Houston | Harris County | TX | 36,314 | $54,456 | $213,300 |
| 77092 | Houston | Harris County | TX | 36,185 | $56,741 | $222,800 |
| 77004 | Houston | Harris County | TX | 35,866 | $65,901 | $384,100 |
| 77018 | Houston | Harris County | TX | 29,595 | $121,658 | $543,800 |
| 77016 | Houston | Harris County | TX | 29,480 | $46,411 | $111,900 |
| 77091 | Houston | Harris County | TX | 29,135 | $35,737 | $223,700 |
| 77086 | Houston | Harris County | TX | 28,623 | $58,184 | $196,300 |
| 77021 | Houston | Harris County | TX | 24,884 | $45,034 | $203,900 |
| 77026 | Houston | Harris County | TX | 20,536 | $34,835 | $104,800 |
| 77002 | Houston | Harris County | TX | 19,616 | $85,436 | $286,100 |
| 77028 | Houston | Harris County | TX | 18,379 | $36,244 | $108,200 |
| 77029 | Houston | Harris County | TX | 15,931 | $49,601 | $115,400 |
| 77078 | Houston | Harris County | TX | 14,705 | $38,838 | $151,500 |
| 77032 | Houston | Harris County | TX | 13,536 | $36,731 | $122,900 |
| 77003 | Houston | Harris County | TX | 9,721 | $88,837 | $363,000 |
| 77050 | Houston | Harris County | TX | 5,854 | $30,346 | $119,700 |
| 77204 | Houston | Harris County | TX | 4,056 | — | — |
| 77010 | Houston | Harris County | TX | 620 | $183,681 | — |
Frequently asked questions
Where is congressional district TX-18?
District TX-18 is a U.S. House district in Texas. On US5 it is linked to ZIP codes covering about 756,591 combined ZIP-area residents across 26 codes. Browse the ZIP table on this page for cities and counties.
How many ZIP codes are in district TX-18?
US5 currently lists 26 indexable ZIP codes for congressional district TX-18. Counts can change as geography publishes update.
What is the average income in district TX-18?
The average of ZIP median household incomes in TX-18 is about $64,925 (about 14% below the U.S. median ($75,149)). Individual neighborhoods vary — sort the ZIP table by income to compare.
Is a congressional district the same as a ZIP code or county?
No. House districts are drawn for representation and often cut across cities and counties. ZIP codes are postal geography. US5 links each published ZIP to a primary district code so you can browse demographics by seat.
How does US5 map ZIPs to district TX-18?
US5 joins each published ZIP profile to a congressional district code from the spatial dictionary. This page lists indexable ZIPs with that code so you can move from the district overview into local demographics.
What cities are in district TX-18?
Larger population clusters on US5 for TX-18 include Houston, TX. Open linked ZIP pages for neighborhood-level demographics.